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139-487: The airport site at Fort Chimo was located and surveyed on 12 July 1941 by a United States Army Air Forces (USAAF) team under Captain Elliott Roosevelt , operating by amphibious aircraft out of Gander , Newfoundland and Labrador . The chosen site was 5 mi (8.0 km) upstream from the trading post , on the opposite shore. River access was difficult due to shifting, sandy banks and ice and high tides in

278-933: A segregated basis. A flight training center was set up at the Tuskegee Institute in Alabama . Despite the handicap—caused by the segregation policy—of not having an experienced training cadre as with other AAF units, the Tuskegee Airmen distinguished themselves in combat with the 332nd Fighter Group . The Tuskegee training program produced 673 black fighter pilots, 253 B-26 Marauder pilots, and 132 navigators. The vast majority of African-American airmen, however, did not fare as well. Mainly draftees , most did not fly or maintain aircraft. Their largely menial duties, indifferent or hostile leadership, and poor morale led to serious dissatisfaction and several violent incidents. Women served more successfully as part of

417-585: A "disturbing failure to follow through on orders". To streamline the AAF in preparation for war, with a goal of centralized planning and decentralized execution of operations, in October 1941 Arnold submitted to the WDGS essentially the same reorganization plan it had rejected a year before, this time crafted by Chief of Air Staff Brig. Gen. Carl A. Spaatz . When this plan was not given any consideration, Arnold reworded

556-476: A Chief of Air Staff and three deputies. This wartime structure remained essentially unchanged for the remainder of hostilities. In October 1944 Arnold, to begin a process of reorganization for reducing the structure, proposed to eliminate the AC/AS, Training and move his office into OC&R, changing it to Operations, Training and Requirements (OT&R) but the mergers were never effected. On 23 August 1945, after

695-538: A Zone of Interior "training and supply agency", but from the start AAF officers viewed this as a "paper" restriction negated by Arnold's place on both the Joint and Combined Chiefs, which gave him strategic planning authority for the AAF, a viewpoint that was formally sanctioned by the War Department in mid-1943 and endorsed by the president. The Circular No. 59 reorganization directed the AAF to operate under

834-566: A blueprint. After war began, Congress enacted the First War Powers Act on 18 December 1941 endowing President Franklin D. Roosevelt with virtual carte blanche to reorganize the executive branch as he found necessary. Under it, on 28 February 1942, Roosevelt issued Executive Order 9082 , based on Marshall's recommendation and the work of McNarney's committee. The EO changed Arnold's title to Commanding General, Army Air Forces effective 9 March 1942, making him co-equal with

973-470: A change of mood at the War Department, and of dubious legality. By November 1941, on the eve of U.S. entry into the war, the division of authority within the Army as a whole, caused by the activation of Army GHQ a year before, had led to a "battle of memos" between it and the WDGS over administering the AAF, prompting Marshall to state that he had "the poorest command post in the Army" when defense commands showed

1112-457: A complex division of administrative control performed by a policy staff, an operating staff, and the support commands (formerly "field activities" of the OCAC). The former field activities operated under a "bureau" structure, with both policy and operating functions vested in staff-type officers who often exercised command and policy authority without responsibility for results, a system held over from

1251-609: A controversial move, the AAF Technical Training Command began leasing resort hotels and apartment buildings for large-scale training sites (accommodation for 90,000 existed in Miami Beach alone). The leases were negotiated for the AAF by the Corps of Engineers, often to the economic detriment of hotel owners in rental rates, wear and tear clauses, and short-notice to terminate leases. In December 1943,

1390-731: A defense reorganization in the post-war period resulted in the passage by the United States Congress of the National Security Act of 1947 with the creation of an independent United States Air Force in September 1947. In its expansion and conduct of the war, the AAF became more than just an arm of the greater organization. By the end of World War II, the Army Air Forces had become virtually an independent service. By regulation and executive order, it

1529-429: A deleterious effect on operational training and threatened to overwhelm the capacity of the old Air Corps groups to provide experienced cadres or to absorb graduates of the expanded training program to replace those transferred. Since 1939 the overall level of experience among the combat groups had fallen to such an extent that when the demand for replacements in combat was factored in, the entire operational training system

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1668-720: A general autonomy within the War Department (similar to that of the Marine Corps within the Department of the Navy ) until the end of the war, while its commanders would cease lobbying for independence. Marshall, a strong proponent of airpower, understood that the Air Force would likely achieve its independence following the war. Soon after the Japanese attack on Pearl Harbor on 7 December 1941, in recognition of importance of

1807-482: A large pool of professional volunteers . The U.S. has used military conscription , but not since 1973. The Selective Service System retains the power to conscript males, requiring the registration of all male citizens and residents of the U.S. between the ages of 18 and 25. The U.S. Armed Forces are considered the world's most powerful military, especially since the end of the Cold War . The military expenditure of

1946-698: A major reorganization and consolidation on 29 March 1943. The four main directorates and seventeen subordinate directorates (the "operating staff") were abolished as an unnecessary level of authority, and execution of policies was removed from the staffs to be assigned solely to field organizations along functional lines. The policy functions of the directorates were reorganized and consolidated into offices regrouped along conventional military lines under six assistant chiefs of air staff (AC/AS): Personnel; Intelligence; Operations, Commitments, and Requirements (OC&R); Materiel, Maintenance, and Distribution (MM&D); Plans; and Training. Command of Headquarters AAF resided in

2085-505: A multiplicity of branches and organizations, reduced the WDGS greatly in size, and proportionally increased the representation of the air forces members on it to 50%. In addition to dissolving both Army General Headquarters and the chiefs of the combat arms , and assigning their training functions to the Army Ground Forces, War Department Circular 59 reorganized the Army Air Forces, disbanding both Air Force Combat Command and

2224-580: A perception of resistance and even obstruction then by the bureaucracy in the War Department General Staff (WDGS), much of which was attributable to lack of funds, the Air Corps later made great strides in the 1930s, both organizationally and in doctrine. A strategy stressing precision bombing of industrial targets by heavily armed, long-range bombers emerged, formulated by the men who would become its leaders. A major step toward

2363-471: A proposal for creation of an air staff, unification of the air arm under one commander, and equality with the ground and supply forces. Arnold's proposal was immediately opposed by the General Staff in all respects, rehashing its traditional doctrinal argument that, in the event of war, the Air Corps would have no mission independent of support of the ground forces. Marshall implemented a compromise that

2502-589: A separate air force came in March 1935, when the command of all combat air units within the Continental United States (CONUS) was centralized under a single organization called the "General Headquarters Air Force" . Since 1920, control of aviation units had resided with commanders of the corps areas (a peacetime ground forces administrative echelon), following the model established by commanding General John J. Pershing during World War I. In 1924,

2641-632: A single organization. The mission of Army Aviation is to find, fix and destroy any enemy through fire and maneuver and to provide combat support and combat service support in coordinated operations as an integral member of the combined arms team. Major aircraft include the AH-64 Apache , which serves as the Army's attack helicopter, the UH-60 Black Hawk , and the CH-47 Chinook for troop and cargo transport. Army Aviation also flies

2780-458: A special operations force, Army Rangers are generally better equipped than standard infantry, utilizing the FN SCAR rifle. Army Special Forces , commonly known as Green Berets after their iconic headgear, are among the most elite soldiers in the Army. Special Forces conduct: Army Special Forces are trained in military free-fall parachuting and combat diver skillsets. They are considered

2919-473: A standard of combat proficiency had barely surpassed the total originally authorized by the first expansion program in 1940. The extant training establishment, in essence a "self-training" system, was inadequate in assets, organization, and pedagogy to train units wholesale. Individual training of freshly minted pilots occupied an inordinate amount of the available time to the detriment of unit proficiency. The ever-increasing numbers of new groups being formed had

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3058-684: A station on Padloping Island being "Crystal III". A detachment of the 8th Weather Squadron, Air Transport Command (ATC) took up residence at the station on 1 October 1942. The initial mission of the Crystal sites was to provide long-range weather information to the combat forces then building up in the United Kingdom. Crystal I was planned to be a transport hub between the Eastern Route, which originated at Presque Isle Air Force Base (now Presque Isle International Airport ), Maine, and

3197-428: A structure for the additional command echelons required by a vastly increased force, and to end an increasingly divisive administrative battle within the Army over control of aviation doctrine and organization that had been ongoing since the creation of an aviation section within the U.S. Army Signal Corps in 1914. The AAF succeeded both the Air Corps, which had been the statutory military aviation branch since 1926 and

3336-458: A temporary, nonstandard, headquarters in August 1944. This provisional fighter wing was set up to separate control of its P-38 groups from its P-51 groups. This headquarters was referred to as "XV Fighter Command (Provisional)". Eight air divisions served as an additional layer of command and control for the vast organization, capable of acting independently if the need arose. Inclusive within

3475-569: Is a mandatory frequency airport with an operating flight service station . United States Army Air Forces The United States Army Air Forces ( USAAF or AAF ) was the major land-based aerial warfare service component of the United States Army and de facto aerial warfare service branch of the United States during and immediately after World War II (1941–1947). It was created on 20 June 1941 as successor to

3614-621: Is unique in that it is a military branch specializing in maritime operations and also a law enforcement agency. The United States Army (USA) is the United States Armed Forces' land force and is the largest and oldest service. Originally established in 1775 as the Continental Army , it consists of one million soldiers across the Regular Army, Army Reserve , and Army National Guard . The Army serves as

3753-485: Is unique in that it specializes in maritime operations and is also a law enforcement agency. From their inception during the American Revolutionary War , the U.S. Armed Forces have played a decisive role in the country's history . They helped forge a sense of national unity and identity through victories in the early-19th-century First and Second Barbary Wars . They played a critical role in

3892-723: The 10th Mountain Division , 11th Airborne Division , 25th Infantry Division , 82nd Airborne Division , 101st Airborne Division , and 173rd Airborne Brigade have a cavalry squadron equipped with the Joint Light Tactical Vehicle . The Field Artillery's mission is to destroy, suppress or neutralize the enemy by cannon, rocket or missile fire. Rocket systems include the M142 HIMARS and M270 multiple launch rocket system , which are corps-level assets found in field artillery brigades. Towed artillery includes

4031-523: The 11th Airborne Division , 82nd Airborne Division , and 173rd Airborne Brigade are capable of airborne operations, in cooperation with the U.S. Air Force's transport aircraft. Finally, Infantry Brigade Combat Teams assigned to the 10th Mountain Division specialize in mountain warfare . Standard Infantry Brigade Combat Teams are assigned to the 25th Infantry Division , which offers additional training in jungle warfare . Armored Brigade Combat Teams comprise mechanized infantry battalions mounted in

4170-400: The 4th Infantry Division . Each Armored Brigade Combat Team also possesses a cavalry squadron equipped with M2 Bradleys for scouting and security. Stryker Brigade Combat Teams from the 2nd Infantry Division , 4th Infantry Division , 11th Airborne Division , 2nd Cavalry Regiment , and 3rd Cavalry Regiment have a cavalry squadron equipped with Strykers . Infantry Brigade Combat Teams from

4309-524: The 75th Ranger Regiment are an elite special operations infantry force in the United States Army Special Operations Command , specializing in air assault and airborne infiltration methods. The three primary missions of the 75th Ranger Regiment are special operations raids , forcible entry operations, such as an airfield seizure to enable the Air Force to bring in more forces, and special reconnaissance . As

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4448-471: The Air Transport Command made deliveries of almost 270,000 aircraft worldwide while losing only 1,013 in the process. The operation of the stateside depots was done largely by more than 300,000 civilian maintenance employees, many of them women, freeing a like number of Air Forces mechanics for overseas duty. In all facets of the service, more than 420,000 civilian personnel were employed by

4587-584: The Army Service Forces ), and the Army Air Forces. Each of these forces had a commanding general who reported directly to the Army Chief of Staff . The AAF administered all parts of military aviation formerly distributed among the Air Corps, General Headquarters Air Force, and the ground forces' corps area commanders and thus became the first air organization of the U.S. Army to control its own installations and support personnel. The peak size of

4726-456: The Army Service Forces , but the AAF increasingly exerted influence on the curricula of these courses in anticipation of future independence. African-Americans comprised approximately six per cent of this force (145,242 personnel in June 1944). In 1940, pressured by Eleanor Roosevelt and some Northern members of Congress , General Arnold agreed to accept blacks for pilot training, albeit on

4865-748: The British Empire in the American Revolutionary War . These forces demobilized in 1784 after the Treaty of Paris ended the Revolutionary War. The Congress of the Confederation created the current United States Army on 3 June 1784. The United States Congress created the current United States Navy on 27 March 1794 and the current United States Marine Corps on 11 July 1798. All three services trace their origins to their respective Continental predecessors. The 1787 adoption of

5004-596: The Constitution gave Congress the power to "raise and support armies," to "provide and maintain a navy", and to "make rules for the government and regulation of the land and naval forces", as well as the power to declare war . The President of the United States is the United States Armed Forces' commander-in-chief . The United States Coast Guard traces its origin to the formation of the Revenue Cutter Service on 4 August 1790, which merged with

5143-685: The Department of Homeland Security responsible for administering the United States Coast Guard . The military chain of command flows from the President of the United States to the secretary of defense (for services under the Defense Department) or secretary of homeland security (for services under the Department of Homeland Security), ensuring civilian control of the military . Within the Department of Defense,

5282-541: The Department of the Navy , which is a military department under the leadership of the secretary of the Navy and the under secretary of the Navy . The U.S. Marine Corps itself is led by the commandant of the Marine Corps and the assistant commandant of the Marine Corps , both generals who are advised by the sergeant major of the Marine Corps . The Marine Corps statutory mission is outlined in 10 U.S.C.   § 5063 and as originally introduced under

5421-690: The FIM-92 Stinger man-portable air-defense system , AN/TWQ-1 Avenger for short range air defense , and the counter rocket, artillery, and mortar 20mm gun system. The Iron Dome provides air defense against rockets, artillery, mortars, missiles, and unmanned aerial vehicles. The MIM-104 Patriot is capable of defeating a wide range of threats including aircraft, helicopters, UAVs, ballistic and cruise missiles, and Weapons of Mass Destruction. The Terminal High Altitude Area Defense protects strategic critical assets by conducting long-range endo-and-exo-atmospheric engagements of ballistic missiles using

5560-620: The M119 howitzer in infantry brigade combat teams and the M777 howitzer found in both infantry and Stryker brigade combat teams. The M109 self-propelled howitzer is utilized in armored brigade combat teams. During the Cold War, Army field artillery was responsible for the service's ballistic missile programs, including the PGM-11 Redstone , which was the first large ballistic missile in

5699-671: The M2 Bradley infantry fighting vehicle . Divisions with Armored Brigade Combat Teams include the 1st Infantry Division , 3rd Infantry Division , 4th Infantry Division , 1st Armored Division , and 1st Cavalry Division . Stryker Brigade Combat Teams are centered around Stryker infantry battalions operating out of the Stryker . Divisions with Stryker Brigade Combat Teams include the 2nd Infantry Division , 4th Infantry Division , 11th Airborne Division , 2nd Cavalry Regiment , and 3rd Cavalry Regiment . United States Army Rangers with

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5838-712: The MQ-1C Gray Eagle drone. A specialized unit within Army Aviation, the 160th Special Operations Aviation Regiment (Airborne) serves as a special operations unit and operates modified variants of the MH-60 Black Hawk, MH-47 Chinook, and the MH-6 Little Bird . The U.S. Army is organized into four major Army Commands, nine Army Service Component Commands which serve as the Army component and joint force land component commanders for

5977-475: The Marine Corps Reserve . The Marine Corps maintains a very close relationship with the U.S. Navy, its sister service in the Department of the Navy. Although the Marine Corps has previously operated as an independent land force alongside the Army, its primary purpose is to serve as part of a unified naval service alongside the Navy in the maritime domain. The U.S. Marine Corps is organized under

6116-497: The NOAA Commissioned Officer Corps . Each of the different military services is assigned a role and domain. The Army conducts land operations. The Navy and Marine Corps conduct maritime operations, the Marine Corps specializing in amphibious and maritime littoral operations primarily for supporting the Navy. The Air Force conducts air operations. The Space Force conducts space operations. The Coast Guard

6255-567: The Quartermaster Corps and then by the U.S. Army Corps of Engineers , because of a lack of familiarity with Air Corps requirements. The outbreak of war in Europe and the resulting need for a wide variety of facilities for both operations and training within the Continental United States necessitated comprehensive changes of policy, first in September 1941 by giving the responsibility for acquisition and development of bases directly to

6394-690: The United States Air Force , James Robinson Risner and Charles E. Yeager . Air crew needs resulted in the successful training of 43,000 bombardiers , 49,000 navigators , and 309,000 flexible gunners, many of whom also specialized in other aspects of air crew duties. 7,800 men qualified as B-29 flight engineers and 1,000 more as radar operators in night fighters , all of whom received commissions. Almost 1.4 million men received technical training as aircraft mechanics, electronics specialists, and other technicians. Non-aircraft related support services were provided by airmen trained by

6533-851: The United States Life-Saving Service on 28 January 1915 to establish the Coast Guard. The United States Air Force was established as an independent service on 18 September 1947; it traces its origin to the formation of the Aeronautical Division, U.S. Signal Corps , which was formed 1 August 1907 and was part of the Army Air Forces before being recognized as an independent service in the National Security Act of 1947. The United States Public Health Service Commissioned Corps

6672-494: The homeland security advisor , and the deputy national security advisor may also be members of the United States Armed Forces. The National Security Council Deputies Committee also includes the deputy secretary of defense , deputy secretary of homeland security , and vice chairman of the Joint Chiefs of Staff . Military leadership, including the secretary of defense, the secretary of Homeland Security, and chairman of

6811-603: The joint force land component , Navy components are typically dual-hatted as the joint force maritime component , and Air Force components are typically dual-hatted as the joint force air component , with the theater special operations command dual-hatted as the joint force special operations component, and Space Force component typically dual-hatted as the joint force space component. Combat support agencies are Department of Defense agencies with combat support missions that service operating forces planning or conducting military operations. This includes support during conflict or in

6950-410: The sergeant major of the Army . The Army's primary responsibility is to conduct prompt and sustained land combat as part of the joint force. Army landpower focuses on destroying an enemy's armed forces, occupying its territory, and breaking the will of an adversary. The five core competencies of the Army are: The thirteen specified functions of the Army are: The Infantry Branch forms the core of

7089-584: The territorial evolution of the U.S. , including the American Civil War . The National Security Act of 1947 created the modern U.S. military framework, establishing the National Military Establishment (later the Department of Defense or DoD) headed by the secretary of defense and creating both the U.S. Air Force and National Security Council ; in 1949, an amendment to the act merged the cabinet-level departments of

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7228-541: The unified combatant commands , and thirteen direct reporting units. The United States Marine Corps (USMC) serves as the U.S. Armed Forces' naval land force, responsible for executing amphibious warfare and operating in the maritime littorals in support of the U.S. Navy. Originally established in 1775 as the Continental Marines , the Marine Corps consists of the Regular Marine Corps and

7367-605: The AAF created a reserve pool that held qualified pilot candidates until they could be called to active duty, rather than losing them in the draft. By 1944, this pool became surplus, and 24,000 were sent to the Army Ground Forces for retraining as infantry , and 6,000 to the Army Service Forces . Pilot standards were changed to reduce the minimum age from 20 to 18, and eliminated the educational requirement of at least two years of college. Two fighter pilot beneficiaries of this change went on to become brigadier generals in

7506-484: The AAF during World War II was over 2.4 million men and women in service and nearly 80,000 aircraft by 1944, and 783 domestic bases in December 1943. By " V-E Day ", the Army Air Forces had 1.25 million men stationed overseas and operated from more than 1,600 airfields worldwide. The Army Air Forces was created in June 1941 to provide the air arm greater autonomy in which to expand more efficiently, to provide

7645-502: The AAF for the first time in its history, and then in April 1942 by delegation of the enormous task by Headquarters AAF to its user field commands and numbered air forces. In addition to the construction of new permanent bases and the building of numerous bombing and gunnery ranges, the AAF utilized civilian pilot schools, training courses conducted at college and factory sites, and officer training detachments at colleges. In early 1942, in

7784-468: The AAF reached a war-time peak of 783 airfields in the Continental United States. At the end of the war, the AAF was using almost 20 million acres of land, an area as large as Massachusetts , Connecticut , Vermont , and New Hampshire combined. By the end of World War II, the USAAF had created 16 numbered air forces ( First through Fifteenth and Twentieth ) distributed worldwide to prosecute

7923-590: The AAF. The huge increases in aircraft inventory resulted in a similar increase in personnel, expanding sixteen-fold in less than three years following its formation, and changed the personnel policies under which the Air Service and Air Corps had operated since the National Defense Act of 1920. No longer could pilots represent 90% of commissioned officers. The need for large numbers of specialists in administration and technical services resulted in

8062-529: The Air Corps expanded from 15 to 30 groups by the end of the year. On 7 December 1941 the number of activated combat groups had reached 67, with 49 still within the Continental United States. Of the CONUS groups (the "strategic reserve"), 21 were engaged in operational training or still being organized and were unsuitable for deployment. Of the 67 combat groups, 26 were classified as bombardment: 13 Heavy Bomb groups ( B-17 Flying Fortress and B-24 Liberator ), and

8201-557: The Air Corps found entirely inadequate, naming Arnold as acting "Deputy Chief of Staff for Air" but rejecting all organizational points of his proposal. GHQ Air Force instead was assigned to the control of Army General Headquarters, although the latter was a training and not an operational component, when it was activated in November 1940. A division of the GHQ Air Force into four geographical air defense districts on 19 October 1940

8340-480: The Air Corps in October 1940 saw fifteen new general officer billets created. By the end of World War II, 320 generals were authorized for service within the wartime AAF. The Air Corps operated 156 installations at the beginning of 1941. An airbase expansion program had been underway since 1939, attempting to keep pace with the increase in personnel, units, and aircraft, using existing municipal and private facilities where possible, but it had been mismanaged, first by

8479-435: The Air Corps mission remain tied to that of the land forces. Airpower advocates achieved a centralized control of air units under an air commander, while the WDGS divided authority within the air arm and assured a continuing policy of support of ground operations as its primary role. GHQ Air Force organized combat groups administratively into a strike force of three wings deployed to the Atlantic , Pacific, and Gulf coasts but

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8618-475: The Air Corps still had only 800 first-line combat aircraft and 76 bases, including 21 major installations and depots. American fighter aircraft were inferior to the British Spitfire and Hurricane , and German Messerschmitt Bf 110 and 109 . Ralph Ingersoll wrote in late 1940 after visiting Britain that the "best American fighter planes already delivered to the British are used by them either as advanced trainers—or for fighting equally obsolete Italian planes in

8757-443: The Air Corps years. The concept of an "operating staff", or directorates, was modeled on the RAF system that had been much admired by the observer groups sent over in 1941, and resulted from a desire to place experts in various aspects of military aviation into key positions of implementation. However functions often overlapped, communication and coordination between the divisions failed or was ignored, policy prerogatives were usurped by

8896-458: The Air Corps". A lawyer and a banker, Lovett had prior experience with the aviation industry that translated into realistic production goals and harmony in integrating the plans of the AAF with those of the Army as a whole. Lovett initially believed that President Roosevelt's demand following the attack on Pearl Harbor for 60,000 airplanes in 1942 and 125,000 in 1943 was grossly ambitious. However, working closely with General Arnold and engaging

9035-444: The Air Corps, while 82 per cent of enlisted members assigned to AAF units and bases had the Air Corps as their combat arm branch. While officially the air arm was the Army Air Forces , the term Air Corps persisted colloquially among the public as well as veteran airmen; in addition, the singular Air Force often crept into popular and even official use, reflected by the designation Air Force Combat Command in 1941–42. This misnomer

9174-434: The Air Force through its Air and Missile Defense Commands and the Space Force through Army Space and Missile Defense Command, given their shared missile defense and space roles. In 1962, Air Defense Artillery achieved the first intercept of a ballistic missile with a nuclear-tipped Nike Zeus and operated the Nike Zeus as an anti-satellite weapon after completing a successful intercept in 1963. Army Aviation, distinct from

9313-416: The Armed Forces principal land service, responsible for conducting land warfare operations. The U.S. Army is organized under the Department of the Army , which is a military department under the leadership of the secretary of the Army and under secretary of the Army . The U.S. Army itself is led by the chief of staff of the Army and vice chief of staff of the Army , both generals who are advised by

9452-421: The Army , commandant of the Marine Corps , chief of naval operations , chief of staff of the Air Force , chief of space operations , and the chief of the National Guard Bureau . The commandant of the Coast Guard is not an official member of the Joint Chiefs, but sometimes attends meetings as one of the military service chiefs. The senior enlisted advisor to the chairman is the most senior enlisted member in

9591-417: The Army Chief of Staff. This "contrast between theory and fact is...fundamental to an understanding of the AAF." The roots of the Army Air Forces arose in the formulation of theories of strategic bombing at the Air Corps Tactical School that gave new impetus to arguments for an independent air force, beginning with those espoused by Brig. Gen. Billy Mitchell that led to his later court-martial . Despite

9730-417: The Army General Headquarters had the power to detach units from AFCC at will by creating task forces, the WDGS still controlled the AAF budget and finances, and the AAF had no jurisdiction over units of the Army Service Forces providing "housekeeping services" as support nor of air units, bases, and personnel located outside the continental United States. Arnold and Marshall agreed that the AAF would enjoy

9869-443: The Army, Navy, and Air Force into the DoD. The president of the U.S. is the commander-in-chief of the armed forces and forms military policy with the DoD and Department of Homeland Security (DHS), both federal executive departments , acting as the principal organs by which military policy is carried out. The U.S. Armed Forces are one of the world's largest military forces in terms of personnel. They draw their personnel from

10008-801: The Central Route, which originated at Romulus Army Airfield (Detroit Airport), Michigan. From Crystal I, the aircraft would be ferried via Baffin Island ; Greenland; Iceland and delivered to Scotland. The development of the Mid-Atlantic Transport through the Azores and improved performance of the Gander-Iceland main route led to the cancellation of the Crimson Route project in 1943. The United States presence at Crystal I

10147-572: The Department of Defense's military departments. The United States Coast Guard is nominally under the Department of Homeland Security , but may be transferred to the Department of Defense's Department of the Navy (which is the civilian entity that oversees the coequal U.S. Marine Corps and U.S. Navy) at the direction of the President or Congress. With the exception of the Coast Guard, the military services only organize, train, and equip forces. The unified combatant commands are responsible for operational control of non-service retained forces. Each of

10286-658: The GHQ Air Force, which had been activated in 1935 to quiet the demands of airmen for an independent Air Force similar to the Royal Air Force which had already been established in the United Kingdom . Although other nations already had separate air forces independent of their army or navy (such as the Royal Air Force and the German Luftwaffe ), the AAF remained a part of the Army until

10425-557: The General Staff planned for a wartime activation of an Army general headquarters (GHQ), similar to the American Expeditionary Forces model of World War I , with a GHQ Air Force as a subordinate component. Both were created in 1933 when a small conflict with Cuba seemed possible following a coup d'état but was not activated. The activation of GHQ Air Force represented a compromise between strategic airpower advocates and ground force commanders who demanded that

10564-736: The Joint Chiefs of Staff also sit on the National Space Council . Unified combatant commands are joint military commands consisting of forces from multiple military departments, with their chain of command flowing from the president, to the secretary of defense, to the commanders of the combatant commands. Each service organizes, trains, and equips forces that are then presented to the unified combatant commands through service component commands. Special Operations Command and Cyber Command also present theater special operations commands or joint force headquarters – cyber to other combatant commanders. Army components are typically dual-hatted as

10703-513: The Low Countries in May 1940, Roosevelt asked Congress for a supplemental appropriation of nearly a billion dollars, a production program of 50,000 aircraft a year, and a military air force of 50,000 aircraft (of which 36,500 would be Army). Accelerated programs followed in the Air Corps that repeatedly revised expansion goals, resulting in plans for 84 combat groups, 7,799 combat aircraft, and

10842-527: The Middle East. That is all they are good for." RAF crews he interviewed said that by spring 1941 a fighter engaging Germans had to have the capability to reach 400 mph in speed, fight at 30,000–35,000 feet, be simple to take off, provide armor for the pilot, and carry 12 machine guns or six cannons, all attributes lacking in American aircraft. Following the successful German invasion of France and

10981-543: The Office of Chief of the Air Corps (OCAC), eliminating all its training and organizational functions, which removed an entire layer of authority. Taking their former functions were eleven numbered air forces (later raised to sixteen) and six support commands (which became eight in January 1943). The circular also restated the mission of the AAF, in theory removing from it responsibility for strategic planning and making it only

11120-442: The U.S. The U.S. Air Force is the world's largest air force, followed by the U.S. Army Aviation Branch . The U.S. Naval Air Forces is the fourth-largest air arm in the world and is the largest naval aviation service, while U.S. Marine Corps Aviation is the world's seventh-largest air arm. The U.S. Navy is the world's largest navy by tonnage . The U.S. Coast Guard is the world's 12th-largest maritime force. The history of

11259-489: The U.S. Air Force and its predecessors, began as part of the field artillery in 1942. Small spotter planes were used to spot for artillery and naval bombardment, as well as to perform observation. These few aircraft formed the core of Army Aviation once the U.S. Air Force gained independence. In 1983, the Army created the Aviation Branch, for the first time since the Air Force's independence consolidating aviation under

11398-555: The U.S. Armed Forces dates back to 14 June 1775, with the creation of the Continental Army , even before the Declaration of Independence marked the establishment of the United States. The Continental Navy , established on 13 October 1775, and Continental Marines , established on 10 November 1775, were created in close succession by the Second Continental Congress in order to defend the new nation against

11537-677: The U.S. Armed Forces is established in Article II in the Constitution whereby the president is named as the " Commander in Chief of the Army and Navy of the United States, and of the Militia of the several States, when called into the actual Service of the United States." The United States Armed Forces are split between two cabinet departments, with the Department of Defense serving as the primary cabinet department for military affairs and

11676-733: The U.S. arsenal, the MGM-31 Pershing , and the Pershing II . In 2023, the Army is intending to field the Long-Range Hypersonic Weapon and has reestablished larger artillery formations like the 56th Artillery Command . The Air Defense Artillery is responsible for defending geopolitical assets and providing maneuver forces with the freedom to move on the battlefield by deterring the enemy and destroying aerial threats, missile attacks, and surveillance platforms. Weapons employed by Air Defense Artillery include

11815-611: The U.S. military and the first new branch in 72 years. The origin of the Space Force can be traced back to the Air Force Space Command , which was formed 1 September 1982 and was a major command of the United States Air Force. The U.S. Congressional Research Office annually publishes a List of Notable Deployments of U.S. Military Forces Overseas since 1798. Presidential command over

11954-404: The U.S. was US$ 916 billion in 2023, the highest in the world, accounting for 37% of the world's defense expenditures . The U.S. Armed Forces has significant capabilities in both defense and power projection due to its large budget, resulting in advanced and powerful technologies which enable widespread deployment of the force around the world, including around 800 military bases outside

12093-563: The United States Armed Forces. Leadership of the Armed Forces, to include the president of the United States, the secretary of defense , the secretary of Homeland Security and chairman of the Joint Chiefs of Staff are members of the United States National Security Council , which advises the president on national security, military, and foreign policy matters. The national security advisor ,

12232-545: The WAACs and WACs as AAF personnel, more than 1,000 as Women Airforce Service Pilots (WASPs), and 6,500 as nurses in the Army Air Forces, including 500 flight nurses. 7,601 "Air WACs" served overseas in April 1945, and women performed in more than 200 job categories. The Air Corps Act of July 1926 increased the number of general officers authorized in the Army's air arm from two to four. The activation of GHQAF in March 1935 doubled that number to eight and pre-war expansion of

12371-430: The air forces and to avoid binding legislation from Congress, the War Department revised the army regulation governing the organization of Army aviation, AR 95–5. Arnold assumed the title of Chief of the Army Air Forces , creating an echelon of command over all military aviation components for the first time and ending the dual status of the Air Corps and GHQ Air Force, which was renamed Air Force Combat Command (AFCC) in

12510-473: The air forces, commands and divisions were administrative headquarters called wings to control groups (operational units; see section below). As the number of groups increased, the number of wings needed to control them multiplied, with 91 ultimately activated, 69 of which were still active at the end of the war. As part of the Air Service and Air Corps, wings had been composite organizations, that is, composed of groups with different types of missions. Most of

12649-600: The airport between 2006 and 2008. The $ 14.9 million project included the expansion of the airport apron and the construction of a brand new 1,225 m (13,190 sq ft) terminal to replace the cramped building built in 1972. The building, designed by architect Alain Fournier, received a silver certification under the Canadian Leadership in Energy and Environmental Design (LEED) program. Kuujjuaq Airport

12788-481: The annual addition to the force of 30,000 new pilots and 100,000 technical personnel. The accelerated expansion programs resulted in a force of 156 airfields and 152,125 personnel at the time of the creation of the Army Air Forces. In its expansion during World War II, the AAF became the world's most powerful air force. From the Air Corps of 1939, with 20,000 men and 2,400 planes, to the nearly autonomous AAF of 1944, with almost 2.4 million personnel and 80,000 aircraft,

12927-522: The capacity of the American automotive industry brought about an effort that produced almost 100,000 aircraft in 1944. The AAF reached its wartime inventory peak of nearly 80,000 aircraft in July 1944, 41% of them first line combat aircraft, before trimming back to 73,000 at the end of the year following a large reduction in the number of trainers needed. The logistical demands of this armada were met by

13066-430: The capitulation of Japan, realignment took place with the complete elimination of OC&R. The now five assistant chiefs of air staff were designated AC/AS-1 through -5 corresponding to Personnel, Intelligence, Operations and Training, Materiel and Supply, and Plans. Most personnel of the Army Air Forces were drawn from the Air Corps. In May 1945, 88 per cent of officers serving in the Army Air Forces were commissioned in

13205-518: The commanders of GHQ Air Force and the Air Corps, Major Generals Frank M. Andrews and Oscar Westover respectively, clashed philosophically over the direction in which the air arm was moving, exacerbating the difficulties. The expected activation of Army General Headquarters prompted Army Chief of Staff George C. Marshall to request a reorganization study from Chief of the Air Corps Maj. Gen. Henry H. Arnold resulting on 5 October 1940 in

13344-573: The commanding generals of the new Army Ground Forces and Services of Supply , the other two components of the Army of the United States . The War Department issued Circular No. 59 on 2 March that carried out the executive order, intended (as with the creation of the Air Service in World War I) as a wartime expedient to expire six months after the end of the war. The three components replaced

13483-609: The conduct of other military activities related to countering threats to U.S. national security. This mission is focused on providing support to echelons at the CCMD level and below and may not encompass the full scope of the CSA's mission. The United States Armed Forces is composed of six coequal military service branches. Five of the branches, the United States Army , United States Marine Corps , United States Navy , United States Air Force , and United States Space Force , are organized under

13622-625: The creation of the Air Service Command on 17 October 1941 to provide service units and maintain 250 depots in the United States; the elevation of the Materiel Division to full command status on 9 March 1942 to develop and procure aircraft, equipment, and parts; and the merger of these commands into the Air Technical Service Command on 31 August 1944. In addition to carrying personnel and cargo,

13761-634: The creation of the Army Air Forces, caused an immediate reassessment of U.S. defense strategy and policy. The need for an offensive strategy to defeat the Axis Powers required further enlargement and modernization of all the military services, including the new AAF. In addition, the invasion produced a new Lend lease partner in Russia, creating even greater demands on an already struggling American aircraft production. An offensive strategy required several types of urgent and sustained effort. In addition to

13900-448: The development and manufacture of aircraft in massive numbers, the Army Air Forces had to establish a global logistics network to supply, maintain, and repair the huge force; recruit and train personnel; and sustain the health, welfare, and morale of its troops. The process was driven by the pace of aircraft production, not the training program, and was ably aided by the direction of Lovett, who for all practical purposes became "Secretary of

14039-401: The different military services is assigned a role and domain. The U.S. Army conducts land operations, while the U.S. Navy and U.S. Marine Corps conduct maritime operations, with the Marine Corps specializing in amphibious and maritime littoral operations in support of the Navy. The U.S. Air Force conducts air operations, while the U.S. Space Force conducts space operations. The U.S. Coast Guard

14178-469: The direct control of Headquarters Army Air Forces. At the end of 1942 and again in the spring of 1943 the AAF listed nine support commands before it began a process of consolidation that streamlined the number to five at the end of the war. These commands were: "In 1943 the AAF met a new personnel problem, to which it applied an original solution: to interview, rehabilitate, and reassign men returning from overseas. [To do this], an AAF Redistribution Center

14317-620: The directorates, and they became overburdened with detail, all contributing to the diversion of the directorates from their original purpose. The system of directorates in particular handicapped the developing operational training program (see Combat units below), preventing establishment of an OTU command and having a tendency to micromanage because of the lack of centralized control. Four main directorates—Military Requirements, Technical Services, Personnel, and Management Control—were created, each with multiple sub-directorates, and eventually more than thirty offices were authorized to issue orders in

14456-447: The dormant struggle for an independent United States Air Force. Marshall had come to the view that the air forces needed a "simpler system" and a unified command. Working with Arnold and Robert A. Lovett , recently appointed to the long-vacant position of Assistant Secretary of War for Air, he reached a consensus that quasi-autonomy for the air forces was preferable to immediate separation. On 20 June 1941, to grant additional autonomy to

14595-555: The establishment of an Officer Candidate School in Miami Beach, Florida , and the direct commissioning of thousands of professionals. Even so, 193,000 new pilots entered the AAF during World War II, while 124,000 other candidates failed at some point during training or were killed in accidents. The requirements for new pilots resulted in a massive expansion of the Aviation Cadet program, which had so many volunteers that

14734-512: The estuary. Code-named Crystal I, Fort Chimo was founded on 10 October 1941 by a 12-man weather station and radio communications crew under Antarctic veteran and former Lieutenant Commander, Isaac Schlossbach . Runway construction commenced next summer. The Crystal stations were part of the Crimson East project for trans-Atlantic ferry flights, Chimo being referred to as "Bookie". Fort Chimo did not actually serve in this intended capacity, but

14873-682: The famous iconic " Why We Fight " series, as an animated map graphic of equal prominence to that of the Army and Navy. The Air Corps at the direction of President Roosevelt began a rapid expansion from the spring of 1939 forward, partly from the Civilian Pilot Training Program created at the end of 1938, with the goal of providing an adequate air force for defense of the Western Hemisphere. An initial "25-group program", announced in April 1939, called for 50,000 men. However, when war broke out in September 1939

15012-466: The force array. In the first half of 1942 the Army Air Forces expanded rapidly as the necessity of a much larger air force than planned was immediately realized. Authorization for the total number of combat groups required to fight the war nearly doubled in February to 115. In July it jumped to 224, and a month later to 273. When the U.S. entered the war, however, the number of groups actually trained to

15151-660: The ground forces by March 1942. In the spring of 1941, the success in Europe of air operations conducted under centralized control (as exemplified by the British Royal Air Force and the German Wehrmacht 's military air arm, the Luftwaffe ) made clear that the splintering of authority in the American air forces, characterized as " hydra -headed" by one congressman, had caused a disturbing lack of clear channels of command. Less than five months after

15290-471: The military departments ( Department of the Army , United States Department of the Navy , and Department of the Air Force ) are civilian led entities that oversee the coequal military service branches organized within each department. The military departments and services are responsible for organizing, training, and equipping forces, with the actual chain of command flowing through the unified combatant commands . The Joint Chiefs of Staff , although outside

15429-685: The most versatile special operations force in the entire world, operating as a multi-purpose force since 1952. The Armor Branch traces its history back to the United States Cavalry and are responsible for tank and cavalry reconnaissance operations. The U.S. Army fields the M1 Abrams main battle tank in Armored Battalions as part of Armored Brigade Combat Teams across the 1st Armored Division , 1st Cavalry Division , 1st Infantry Division , 3rd Infantry Division , and

15568-550: The name of the commanding general. Among the headquarters directorates were Technical Services, Air Defense, Base Services, Ground-Air Support, Management Control, Military Equipment, Military Requirements , and Procurement & Distribution. A "strong and growing dissatisfaction" with the organization led to an attempt by Lovett in September 1942 to make the system work by bringing the Directorate of Management Control and several traditional offices that had been moved to

15707-402: The new organization. The AAF gained the formal "Air Staff" long opposed by the General Staff, and a single air commander, but still did not have equal status with the Army ground forces, and air units continued to report through two chains of command. The commanding general of AFCC gained control of his stations and court martial authority over his personnel, but under the new field manual FM-5

15846-479: The operating staff, including the Air Judge Advocate and Budget Officer, back under the policy staff umbrella. When this adjustment failed to resolve the problems, the system was scrapped and all functions combined into a single restructured air staff. The hierarchical "command" principle, in which a single commander has direct final accountability but delegates authority to staff, was adopted AAF-wide in

15985-400: The operational chain of command, is the senior-most military body in the United States Armed Forces. It is led by the chairman of the Joint Chiefs of Staff , who is the military head of the armed forces and principal advisor to the president and secretary of defense on military matters. Their deputy is the vice chairman of the Joint Chiefs of Staff . Other members include the chief of staff of

16124-961: The operational command was designated by the Roman numeral of its parent numbered air force. For instance, the Eighth Air Force listed the VIII Bomber Command and the VIII Fighter Command as subordinate operational commands. Roman numbered commands within numbered air forces also included "support", "base", and other services commands to support the operational units, such as the VIII Air Force Service and VIII Air Force Composite Commands also part of Eighth Air Force during its history. The Tenth and Fourteenth Air Forces did not field subordinate commands during World War II. Fifteenth Air Force organized

16263-487: The previous United States Army Air Corps and is the direct predecessor of the United States Air Force , today one of the six armed forces of the United States . The AAF was a component of the United States Army , which on 2 March 1942 was divided functionally by executive order into three autonomous forces: the Army Ground Forces , the United States Army Services of Supply (which in 1943 became

16402-524: The proposal the following month which, in the face of Marshall's dissatisfaction with Army GHQ, the War Plans Division accepted. Just before Pearl Harbor, Marshall recalled an Air Corps officer, Brig. Gen. Joseph T. McNarney , from an observer group in England and appointed him to chair a "War Department Reorganization Committee" within the War Plans Division, using Arnold's and Spaatz's plan as

16541-442: The rejection of Arnold's reorganization proposal, a joint U.S.-British strategic planning agreement ( ABC-1 ) refuted the General Staff's argument that the Air Corps had no wartime mission except to support ground forces. A struggle with the General Staff over control of air defense of the United States had been won by airmen and vested in four command units called "numbered air forces", but the bureaucratic conflict threatened to renew

16680-488: The rest Medium and Light groups ( B-25 Mitchell , B-26 Marauder , and A-20 Havoc ). The balance of the force included 26 Pursuit groups (renamed fighter group in May 1942), 9 Observation (renamed Reconnaissance ) groups, and 6 Transport (renamed Troop Carrier or Combat Cargo ) groups. After the operational deployment of the B-29 Superfortress bomber, Very Heavy Bombardment units were added to

16819-524: The role of the Army Air Forces, Arnold was given a seat on the Joint Chiefs of Staff , the planning staff that served as the focal point of American strategic planning during the war, in order that the United States would have an air representative in staff talks with their British counterparts on the Combined Chiefs . In effect the head of the AAF gained equality with Marshall. While this step

16958-780: The service's land combat power. U.S. Army infantry are generally equipped with the M4 carbine and M249 light machine gun , which will be replaced by the XM7 rifle and XM250 . Infantry is a core part of the Army's Brigade Combat Teams . The most numerous variant, the Infantry Brigade Combat Team, comprises light infantry battalions who fight on foot. Infantry Brigade Combat Teams of the 82nd Airborne Division are air assault capable, with infantry soldiers being transported by U.S. Army Aviation UH-60 Black Hawk and CH-47 Chinook helicopters. Infantry Brigade Combat Teams of

17097-480: The station was useful for weather reporting, communications, and local support duties. Canada officially took control in 1944, although American crews remained for a period. Seasonal resupply was by United States Coast Guard cutters. Fort Chimo was one of three "Crystal" sites in the Canadian Arctic , Frobisher Bay Air Base , Northwest Territories (now Iqaluit Airport, Nunavut ) being "Crystal II", and

17236-494: The war, plus a general air force within the continental United States to support the whole and provide air defense. The latter was formally organized as the Continental Air Forces and activated on 15 December 1944, although it did not formally take jurisdiction of its component air forces until the end of the war in Europe. Half of the numbered air forces were created de novo as the service expanded during

17375-461: The war-time Army Air Forces. The AAF was willing to experiment with its allotment from the unpopular Women's Army Auxiliary Corps (WAACs) and became an early and determined supporter of full military status for women in the Army ( Women's Army Corps or WACs). WACs serving in the AAF became such an accepted and valuable part of the service they earned the distinction of being commonly (but unofficially) known as "Air WACs". Nearly 40,000 women served in

17514-630: The war. Some grew out of earlier commands as the service expanded in size and hierarchy (for example, the V Air Support Command became the Ninth Air Force in April 1942), and higher echelons such as United States Strategic Air Forces (USSTAF) in Europe and U.S. Strategic Air Forces in the Pacific became necessary to control the whole. Within numbered air forces, operational commands were created to divide administrative control of units by function (eg fighters and bombers). The numbering of

17653-404: The wings of World War II, however, were composed of groups with like functions (denoted as bombardment , fighter , reconnaissance , training , antisubmarine , troop carrier , and replacement ). The six support commands organized between March 1941 and April 1942 to support and supply the numbered air forces remained on the same chain of command echelon as the numbered air forces, under

17792-506: The world's largest air-transportable X-band radar. The Ground-Based Midcourse Defense is an anti-ballistic missile system operated by Army Space and Missile Defense Command to defend the United States homeland against an intercontinental ballistic missile attack. Major Air Defense Artillery units include the 32nd Army Air and Missile Defense Command and Army Space and Missile Defense Command's 100th Missile Defense Brigade . Air Defense Artillery has an extremely close relationship with

17931-563: Was a remarkable expansion. Robert A. Lovett, the Assistant Secretary of War for Air, together with Arnold, presided over an increase greater than for either the ground Army or the Navy, while at the same time dispatching combat air forces to the battlefronts. "The Evolution of the Department of the Air Force" – Air Force Historical Studies Office The German invasion of the Soviet Union , occurring only two days after

18070-589: Was a subordinate agency of the United States Department of War (as were the Army Ground Forces and the Army Service Forces) tasked only with organizing, training, and equipping combat units and limited in responsibility to the continental United States. In reality, Headquarters AAF controlled the conduct of all aspects of the air war in every part of the world, determining air policy and issuing orders without transmitting them through

18209-542: Was also used on official recruiting posters (see image above) and was important in promoting the idea of an "Air Force" as an independent service. Jimmy Stewart , a Hollywood movie star serving as an AAF pilot, used the terms "Air Corps" and "Air Forces" interchangeably in the narration of the 1942 recruiting short " Winning Your Wings " . The term "Air Force" also appeared prominently in Frank Capra 's 1945 War Department indoctrination film " War Comes to America " , of

18348-581: Was concurrent with the creation of air forces to defend Hawaii and the Panama Canal . The air districts were converted in March 1941 into numbered air forces with a subordinate organization of 54 groups. The likelihood of U.S. participation in World War II prompted the most radical reorganization of the aviation branch in its history, developing a structure that both unified command of all air elements and gave it total autonomy and equality with

18487-498: Was established on 7 August 1943, and given command status on 1 June 1944. as the AAF Personnel Distribution Command. This organization was ordered discontinued, effective 30 June 1946." The primary combat unit of the Army Air Forces for both administrative and tactical purposes was the group , an organization of three or four flying squadrons and attached or organic ground support elements, which

18626-405: Was formerly considered to be a branch of the United States Armed Forces from 29 July 1945 until 3 July 1952, and is now one of the eight uniformed services of the United States. Should it be called into active duty again, it would constitute a seventh branch of the Armed Forces. The United States Space Force was established as an independent service on 20 December 2019. It is the sixth branch of

18765-502: Was never officially recognized by the United States Navy , and was bitterly disputed behind the scenes at every opportunity, it nevertheless succeeded as a pragmatic foundation for the future separation of the Air Force. Under the revision of AR 95–5, the Army Air Forces consisted of three major components: Headquarters AAF, Air Force Combat Command, and the Air Corps. Yet the reforms were incomplete, subject to reversal with

18904-513: Was reduced to a skeleton weather squadron; which ended in 1945, and the facilities were turned over to the Canadian government. Nav Canada opened a $ 7-million air traffic control facility near the airport. The radar station allows controllers in Montreal to monitor the steady stream of transatlantic air traffic over northern Quebec. A large-scale terminal expansion project was carried out at

19043-464: Was small in comparison to European air forces. Lines of authority were difficult, at best, since GHQ Air Force controlled only operations of its combat units while the Air Corps was still responsible for doctrine, acquisition of aircraft, and training. Corps area commanders continued to exercise control over airfields and administration of personnel, and in the overseas departments, operational control of units as well. Between March 1935 and September 1938,

19182-460: Was the rough equivalent of a regiment of the Army Ground Forces . The Army Air Forces fielded a total of 318 combat groups at some point during World War II, with an operational force of 243 combat groups in 1945. The Air Service and its successor the Air Corps had established 15 permanent combat groups between 1919 and 1937. With the buildup of the combat force beginning 1 February 1940,

19321-493: Was threatened. United States Armed Forces The United States Armed Forces are the military forces of the United States . The armed forces consist of six service branches : the Army , Marine Corps , Navy , Air Force , Space Force , and Coast Guard . All six armed services are among the eight uniformed services of the United States , along with the U.S. Public Health Service Commissioned Corps and

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